(1) The public procurement tribunal shall take its decision and give reasons in writing within a period of five weeks of receipt of the application. In the case of particular factual or legal difficulties, the chairperson may in exceptional cases by notice to the parties extend this period by the required time. The extended period shall not exceed two weeks. The chairperson shall give reasons in writing for this order.
(2) The parties shall co-operate in clarifying the facts in a manner appropriate to a course of action designed to further and speedily conclude the proceedings. Time limits may be set for the parties, after the expiry of which further submissions may be disregarded.